Mitsubishi QCPU, Руководство по структурному программированию

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5.3 CC-Link Instruction
5.3.1 RIRD instruction
5-81
5
QCP
U
IN
S
T
RUCTI
O
N
DE
TA
IL
S
G_RIRD
G_RIRD
C ont r o l Da t a
*1 : For details, refer to the manual for the local station or the intelligent device station from which data are
read.
When the random access buffer is specified, specify the start address of the random access buffer as 0.
*2 : The value indicates the maximum number of data to be read.
Specify the value within the buffer memory capacity of the local station or the intelligent device station, or
the receive buffer area setting range set by a parameter.
*3 : When reading device data from the programmable controller CPU other than the QCPU (Q mode),
QCPU (A mode) or QnACPU/AnUCPU, the setting range shall be 1 to 32 words.
(1) Buffer memory of the CC-Link module
Device Item Setting data Setting range Setting side
[0]
Completion status
The instruction completion status is stored.
0 : Normal completion
Other than 0 : Error completion (error code)
–
System
[1]
Station No.
Specify the station number of the local station and the
intelligent device station.
0 to 64 User
[2]
Access code,
Attribute code
Refer to (1)
and (2).
User
[3]
Buffer memory address or device No.
Specify the start address of the buffer memory or the
start number of the device.
*1
User
[4]
Number of read points
Specify the number of data to be read (in units of
words). 1 to 480
*2
1 to 32
*3
User
Buffer memory Access code Attribute code
Buffer in an intelligent device station 00
H
04
H
Buffer in a master or local station
Random access buffer 20
H
Remote input
21
H
Remote output 22
H
Remote register
24
H
Link special relay 63
H
Link special register
64
H
S
S
S
b15 b7 b0 b8
A cce ss co d e A tt r ibute co d e
S
S